Tire tread and buttress



FIG. 1 is a perspective view of a tire tread and buttress showing my newdesign, it being understood that the tread pattern is repeatedthroughout the circumference of the tire, tread and buttress, theopposite side being substantially the same as that shown;

FIG. 2 is a front elevational view of the tire tread and buttress shownin FIG. 1;

FIG. 3 is a side elevational view of the tire tread and buttress shownin FIG. 1 on a reduced scale;

FIG. 4 is a perspective view of a tire tread and buttress showing asecond embodiment of my new design, it being understood that the treadpattern is repeated throughout the circumference of the tire tread andbuttress, the opposite side being substantially the same as that shown;

FIG. 5 is a front elevational view of the tire tread and buttress shownin FIG. 4; and

FIG. 6 is a side elevational view of the tire tread and buttress shownin FIG. 4 on a reduced scale.

The broken lines in the drawings are understood to be for illustrativepurposes only and form no part of the claimed design.

The ornamental design for a tire tread and buttress, as shown anddescribed.